libstdc++-v3/testsuite/23_containers/span/117966.cc

   1 // { dg-options "-D_GLIBCXX_DEBUG" }
   2 // { dg-do compile { target c++20 } }
   3
   4 // Bug 117966
   5 // constexpr std::span construction fails to compile with D_GLIBCXX_DEBUG
   6
   7 #include <array>
   8 #include <span>
   9
  10 struct A {
  11   constexpr A(std::span<const unsigned char>) {}
  12 };
  13 constexpr A val{std::array<unsigned char, 2>{0x11, 0x22}};